Update box-sizing invalidation regression coverage - #59137

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/setup-python@v5, maxim-lobanov/setup-xcode@60606e260d2fc5762a71e64e74b2174e8ea3c8bd. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

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